Home / 951,492.87-1,313,098.02-521,788.41

Finding the Fourth Proportional to 951,492.87, 1,313,098.02 and 521,788.41

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Solution

The fourth proportional to 951,492.87, 1,313,098.02 and 521,788.41 is: 720,088.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    951,492.87 : 1,313,098.02 = 521,788.41 : x
  2. Step 2: Convert to fraction form
    951,492.87/1,313,098.02 = 521,788.41/x
  3. Step 3: Cross multiply
    951,492.87x = 1,313,098.02 × 521,788.41
  4. Step 4: Simplify right side
    951,492.87x = 685,159,328,029.95
  5. Step 5: Solve for x
    x = 685,159,328,029.95/951,492.87
  6. Step 6: Final answer
    x = 720,088.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.